STOCKHOLDERS' EQUITY (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 07, 2021	Nov. 20, 2019
Class of Stock [Line Items]
Stock repurchased during period (in shares)	73,522	101,481
Stock repurchased during period, value	$ 4.0	$ 2.9
Shares retired	0	203,224
Common Stock
Class of Stock [Line Items]
Number of shares authorized to be repurchased (in shares)			6,000,000	7,500,000
Stock repurchased and retired during the period (in shares)	3,020,899	2,833,755
Remaining number of shares authorized to be repurchased (in shares)	4,294,977